Dunno if this code works or not

src/de/steamwar/lobby/inventories/LobbyInventory.java

@@ -4,20 +4,25 @@ import de.steamwar.lobby.util.ItemBuilder;
 import de.steamwar.lobby.util.LobbyPlayer;
 import org.bukkit.Material;
 import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
 
 public class LobbyInventory {
 
     private LobbyInventory() {}
 
     public static Material PARTICLE = Material.NAME_TAG;
-    public static Material ENDERPEARL_USED = Material.FIREWORK_STAR;
+    public static Material ELYTRA_USED = Material.FIREWORK_STAR;
-    public static Material ENDERPEARL_READY = Material.ENDER_PEARL;
+    public static Material ELYTRA_READY = Material.ELYTRA;
 
     public static void givePlayerLobbyItems(Player player) {
+
+        player.getInventory().setChestplate(new ItemStack(Material.AIR));
+        player.getInventory().setItem(8, new ItemStack(Material.AIR));
+
         LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
 
-        player.getInventory().setItem(3, new ItemBuilder(lobbyPlayer.isEnderPearlUsed() ? ENDERPEARL_USED : ENDERPEARL_READY)
+        player.getInventory().setItem(3, new ItemBuilder(lobbyPlayer.isFlyingElytra() ? ELYTRA_USED : ELYTRA_READY)
-                .setDisplayName("§5Enderperle")
+                .setDisplayName("§5Elytra")
                 .setUnbreakable(true)
                 .removeAllAtributs()
                 .build());
@@ -27,6 +32,7 @@ public class LobbyInventory {
                 .setUnbreakable(true)
                 .removeAllAtributs()
                 .build());
+
     }
 
 }

src/de/steamwar/lobby/listener/features/ElytraListener.java

@@ -0,0 +1,59 @@
+package de.steamwar.lobby.listener.features;
+
+import de.steamwar.lobby.inventories.LobbyInventory;
+import de.steamwar.lobby.listener.BasicListener;
+import de.steamwar.lobby.util.ItemBuilder;
+import de.steamwar.lobby.util.LobbyPlayer;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.entity.EntityToggleGlideEvent;
+import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.inventory.ItemStack;
+
+public class ElytraListener extends BasicListener {
+
+    @EventHandler(priority = EventPriority.NORMAL)
+    public void handlePlayerInteract(PlayerInteractEvent event) {
+        if(event.getMaterial() != LobbyInventory.ELYTRA_READY) return;
+        Action action = event.getAction();
+        if(action != Action.RIGHT_CLICK_AIR && action != Action.RIGHT_CLICK_BLOCK) return;
+
+        event.setCancelled(true);
+
+        Player player = event.getPlayer();
+        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
+
+        player.getInventory().setChestplate(new ItemStack(Material.ELYTRA));
+
+        LobbyInventory.givePlayerLobbyItems(player);
+
+        lobbyPlayer.setFlyingElytra(true);
+
+        if(event.getItem().equals(new ItemStack(Material.FIREWORK_ROCKET))) {
+            event.getItem().setAmount(1);
+        }
+    }
+
+    @EventHandler(priority = EventPriority.HIGH)
+    public void onPlayerToggleGlide(EntityToggleGlideEvent event) {
+        if(!(event.getEntity() instanceof Player)) return;
+        Player player = (Player) event.getEntity();
+        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
+
+        if(!event.isGliding() && lobbyPlayer.isFlyingElytra()) {
+            lobbyPlayer.setFlyingElytra(false);
+            LobbyInventory.givePlayerLobbyItems(player);
+        }
+    }
+
+    public void givePlayerFirework(Player player) {
+        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
+
+        if(!lobbyPlayer.isFlyingElytra()) return;
+
+        player.getInventory().setItem(8, new ItemBuilder(Material.FIREWORK_ROCKET, 1).setDisplayName("§5Rakete").build());
+    }
+}

src/de/steamwar/lobby/listener/features/EnderpearlListener.java

@@ -1,64 +0,0 @@
-package de.steamwar.lobby.listener.features;
-
-import de.steamwar.lobby.LobbySystem;
-import de.steamwar.lobby.inventories.LobbyInventory;
-import de.steamwar.lobby.listener.BasicListener;
-import de.steamwar.lobby.util.LobbyPlayer;
-import org.bukkit.Bukkit;
-import org.bukkit.Sound;
-import org.bukkit.entity.EnderPearl;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.EventPriority;
-import org.bukkit.event.block.Action;
-import org.bukkit.event.player.PlayerInteractEvent;
-import org.bukkit.event.player.PlayerTeleportEvent;
-import org.bukkit.event.vehicle.VehicleExitEvent;
-
-public class EnderpearlListener extends BasicListener {
-
-    @EventHandler(priority = EventPriority.NORMAL)
-    public void handlePlayerInteract(PlayerInteractEvent event) {
-        if(event.getMaterial() != LobbyInventory.ENDERPEARL_READY) return;
-        Action action = event.getAction();
-        if(action != Action.RIGHT_CLICK_AIR && action != Action.RIGHT_CLICK_BLOCK) return;
-
-        event.setCancelled(true);
-
-        Player player = event.getPlayer();
-        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
-        lobbyPlayer.setEnderPearlUsed(true);
-
-        EnderPearl enderPearl = player.launchProjectile(EnderPearl.class);
-        enderPearl.setPassenger(player);
-
-        LobbyInventory.givePlayerLobbyItems(player);
-
-        Bukkit.getScheduler().runTaskLater(LobbySystem.getPlugin(), () -> {
-            lobbyPlayer.setEnderPearlUsed(false);
-
-            if(player == null) //in case of player leave
-                return;
-            LobbyInventory.givePlayerLobbyItems(player);
-        }, 20 * 3);
-    }
-
-    @EventHandler
-    public void handleVehicleExit(VehicleExitEvent event) {
-        if(!(event.getExited() instanceof Player))
-            return;
-        Player player = (Player) event.getExited();
-        LobbyPlayer lobbyPlayer = LobbyPlayer.getLobbyPlayer(player.getUniqueId());
-
-        lobbyPlayer.setEnderPearlUsed(false);
-        LobbyInventory.givePlayerLobbyItems(player);
-        player.playSound(player.getLocation(), Sound.ENTITY_PLAYER_LEVELUP, 1.0F, 0.5F);
-    }
-
-    @EventHandler(priority = EventPriority.NORMAL)
-    public void handlePlayerTeleport(PlayerTeleportEvent event) {
-        if(event.getCause() != PlayerTeleportEvent.TeleportCause.ENDER_PEARL) return;
-        if(event.getPlayer().isInsideVehicle()) return;
-        event.setCancelled(true);
-    }
-}

src/de/steamwar/lobby/util/LobbyPlayer.java

@@ -1,6 +1,8 @@
 package de.steamwar.lobby.util;
 
 import de.steamwar.lobby.particle.SpecialParticle;
+import lombok.Getter;
+import lombok.Setter;
 import org.bukkit.entity.Player;
 
 import java.util.HashMap;
@@ -13,7 +15,10 @@ public class LobbyPlayer {
 
     private SpecialParticle specialParticle;
 
-    private boolean enderPearlUsed;
+    @Getter
+    @Setter
+    private boolean flyingElytra;
+
     private boolean fly;
 
     private LobbyPlayer(UUID uuid) {
@@ -37,14 +42,6 @@ public class LobbyPlayer {
         this.specialParticle = specialParticle;
     }
 
-    public boolean isEnderPearlUsed() {
-        return enderPearlUsed;
-    }
-
-    public void setEnderPearlUsed(boolean enderPearlUsed) {
-        this.enderPearlUsed = enderPearlUsed;
-    }
-
     public static LobbyPlayer getLobbyPlayer(UUID uuid) {
         LobbyPlayer lobbyPlayer = cache.get(uuid);
         return lobbyPlayer == null ? new LobbyPlayer(uuid) : lobbyPlayer;